
 <ul class="blue">
                            <li><a title="" href="<?php echo base_url()?>"><span><span>Trang chủ</span></span></a></li>
                            <li><a href="#"><span><span>Giới thiệu</span></span></a></li>
                            <li><a href="#"><span><span>Khuyến mãi</span></span></a></li>
                            <li><a href="#"><span><span>Hướng dẫn mua hàng</span></span></a></li>
                            <li><a href="<?php echo site_url('lien-he')?>"><span><span>Liên hệ</span></span></a></li>
 </ul>